How do you simplify $(2a-3b)-(3a+5b)-a-8b$ ?

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Answer 1 · 2017-03-02T16:24:30

$= -2a -16b$

$(2a -3b) color(red)(-(3a +5b))-a-8b" "larr$ multiply out the brackets

$= 2a-3b color(red)(-3a-5b) -a-8b" "larr$ collect like terms together

$= 2a-3a-a -3b -5b -8b$

$= -2a -16b$

How do you simplify (2a-3b)-(3a+5b)-a-8b(2a-3b)-(3a+5b)-a-8b?